Understanding Nursing Theories and Theorists

The Theory of Nursing

The Theory of Nursing is a set of rules and principles that guide nursing practice. It provides an overall framework for the nurse to assess, develop, implement, and evaluate individualized care plans based on scientific evidence. The Theory of Nursing outlines fundamental concepts such as health, wellness, self-care practices, client safety, and cultural sensitivity. It also emphasizes the importance of collaboration and communication with patients to promote effective care outcomes. The Theory of Nursing is used as a tool for understanding how nursing practice affects patient outcomes, and can be used to develop strategies for providing quality care. By adhering to the Theory of Nursing, nurses are better able to meet the needs of their clients and ensure that safe and effective care is provided. The theory of nursing also provides a framework for nurses to use when assessing client needs, formulating plans of care, and evaluating the effectiveness of care. Thus, theory of nursing helps to ensure that quality patient care practices are being utilized.

History of Nursing Theories

The Theory of Nursing has roots in the history of nursing. Florence Nightingale, often regarded as the founder of modern nursing, developed a theory that incorporated environmental and psychological factors into patient care. Her approach focused on providing a holistic environment for patients to heal in and emphasizing the importance of communication between nurse and patient. In addition, she advocated for nurses to take an active role in advocating for their patients’ rights and well-being.

Over the years, nursing theorists have continued to expand on these theories, adapting them to meet changing health care needs. For example, Dorothea Orem developed a self-care model that aims to empower patients by encouraging them to take responsibility for their own care. Jean Watson’s theory of human caring focuses on a holistic approach to healing, emphasizing the interactions between nurses and patients. And Imogene King developed a goal-attainment model that encourages nurses to work with patients to develop achievable goals.

Why Nurses use System Theory in Nursing?

Today, system theory in nursing is still widely used in healthcare settings as it provides an effective framework for achieving desired health outcomes. Nurses use it to:

  • Assess patient’s needs and develop appropriate plans of care
  • Identify resources available, including human, financial, material, and technological resources
  • Manage the complexities of providing comprehensive care across a range of settings
  • Monitor progress in achieving goals through documentation and evaluation
  • Identify and address any potential obstacles to delivering quality care.

System theory in nursing has evolved over the years, but its core principles remain the same. By understanding these concepts, nurses can better understand how to work with patients in a holistic way that takes into account their physical, psychological, social, and spiritual needs. Nurses can use the insights gained from system theory to:

  • Formulate a plan of care that takes into account the individual patient’s needs, abilities, and preferences
  • Utilize all available resources in providing comprehensive, evidence-based care
  • Establish collaborative relationships with other health professionals to ensure the best possible outcomes
  • Develop interventions that account for the complexity of care
  • Evaluate and modify patient care plans as needed.

Systems theory is an important concept in nursing because it allows nurses to think holistically about their patients and how they can provide optimal care.

Importance of Nursing Theories

Nursing theories provide a framework for nurses to use when providing patient care. Theories can also help guide research and serve as a source of inspiration for new ideas. In addition, understanding the components of nursing theories can provide nurses with an opportunity to reflect on their own practice and improve their knowledge and skills.

Nursing theories provide nurses with a framework to think and act upon. Components of nursing theories include concepts, definitions, relationships between concepts, assumptions, propositions and models. Nursing theories also help nurses understand the purpose of their practice and can give them confidence in providing patient care. Components such as concepts, assumptions and propositions contribute to the development of knowledge and evidence-based care. Components such as models help to explain phenomena in practice and guide the decision-making process.

Nursing theories provide a basis for reflection on practice, promote critical thinking and can be used to develop strategies to improve patient outcomes. Furthermore, nursing theories provide nurses with the opportunity to interact with other nurses and collaborate around shared values and understandings. Nursing theories provide the framework for understanding complex phenomena in nursing practice, improving patient care, and helping to create a culture of accountability and responsibility. Components such as goals, roles, functions, values and beliefs all contribute to developing evidence-based practice. Components like research studies are essential for further development of nursing knowledge and advancement of patient care. Components like communication and collaboration between nurses, employers, patients and families are essential for providing safe and effective patient care. Components like leadership and decision-making allow nurses to provide the highest possible quality of care for their patients. Components such as ethics, professionalism and humanism guide nurses in developing relationships with their patients that promote empathy and understanding. Components like evaluation and assessment enable nurses to monitor the progress of their patients, adjust treatment plans and make informed decisions about care. Components such as patient education are essential for teaching patients how to self-manage their conditions and promoting health maintenance. Components such as use of evidence-based practice provide nurses with the latest research on treatments and interventions that can improve patient outcomes. Components such as communication and collaboration allow nurses to work with other health professionals, patients and their families in order to provide the best possible care. Components such as leadership and management skills are critical for enabling nurses to effectively lead teams of health care providers, manage resources and create plans that improve patient safety and quality of care. Components such as research help nurses to stay on top of the latest evidence and use it to inform their practice. Components such as ethical decision-making help nurses make decisions that are in line with professional standards of practice. Finally, components such as cultural competence are essential for providing culturally competent care that respects a patient’s values, beliefs, preferences and needs.

Components of Nursing Theories

As noted by the article by SimpleNursing, nursing theories often consist of four components:

  • Conceptual models
  • Philosophies
  • Assumptions
  • Concepts

Conceptual models are the core of nursing theory and provide a visual representation of what is being studied. These models can help nurses identify and understand relationships between different aspects of patient care. Philosophies are the beliefs and values that guide nursing practice. These philosophies can include professional ethics, patient safety, and cultural sensitivity. Assumptions provide a foundation for nurses to use when making decisions about how to intervene in situations involving patients. Finally, concepts are ideas or statements that represent the goals of care and describe what is important in providing quality nursing care. Components of nursing theories help nurses provide the best possible care for their patients, and ensure that they are doing everything possible to meet the needs of those in their care.

By understanding components of nursing theories, nurses can be better prepared to make decisions about how best to meet the needs of their patients, while still maintaining ethical standards and complying with legal requirements. Components of Nursing Theories include concepts, assumptions, principles, statements and propositions. Concepts are general ideas about the nature of a particular phenomenon or area of study; assumptions are what is believed to be true given certain evidence; principles offer guidelines for making decisions in nursing practice; statements describe the purpose of care and its expectations; and propositions are testable predictions about a specific phenomenon. By understanding the Components of Nursing Theories, nurses can better understand their roles and responsibilities when caring for patients. They can also make decisions based on sound evidence and practice according to ethical guidelines. Furthermore, having a strong foundation of knowledge from Components of Nursing Theories allows nurses to provide more effective care in clinical settings. Components of Nursing Theories include concepts, definitions, assumptions, models and tenets. Concepts are the building blocks of nursing theories; they explain the abstract elements that guide a nurse’s practice. Definitions provide clarity to these concepts and give guidelines on how they should be used in different contexts and situations.

The various components of nursing theories include:

  • Person: The nurse must consider the whole person and be aware of their physical, psychological, social, spiritual, cultural, and developmental needs.
  • Health: Nurses should strive to promote health and well-being using evidence-based interventions.
  • Environment: Nurses must take into account the impact of the environment on patient care, such as the presence of family and other caregivers.
  • Nursing: Nurses must use their knowledge and skills to assess needs, develop interventions, evaluate outcomes, and modify patient care plans as needed.
  • Outcomes: Nurses should strive to achieve desired outcomes in all areas of nursing care.

System Components

Nursing theories may also include system components such as leadership, communication, teamwork, and organization. These components are necessary for nurses to provide effective patient care. Leadership allows nurses to coordinate and manage resources, teams, and other professionals in order to achieve desired outcomes. Communication allows nurses to effectively communicate with patients, families, and other healthcare providers in order to provide quality patient care. Teamwork is essential for nurses to collaborate with other healthcare professionals in order to achieve desired outcomes. Finally, organization allows nurses to effectively plan and implement patient care plans, monitor progress, and evaluate the effectiveness of interventions.

Application: Nursing theories can be applied in a variety of settings and contexts, such as acute care, long-term care, and community settings. The application of nursing theories helps nurses to better understand patient needs, anticipate potential problems and communicate effectively with patients and other healthcare providers. This enables nurses to provide safe and effective nursing care.

Purposes of Nursing Theories

Purposes of Nursing Theories in Academic Discipline

Nursing Theories are an important part of the academic discipline of nursing and provide a framework for nurses to use in practice. They offer direction, depth, and guidance that can help ensure clinical decisions are based on sound principles. Nursing theories can also be used to inform research, develop policy, and improve patient care. In addition, they serve as a basis for education and professional development.

Nursing theories provide the structure to organize information, prioritize patient care activities, predict outcomes, and develop interventions. They can also help nurses identify gaps in their knowledge and skills and guide them in addressing those areas. By using nursing theories to guide practice, nurses are better equipped to make decisions quickly and accurately.

Nursing theories provide a way to think about nursing that goes beyond the specific tasks of patient care. They can help nurses focus on the processes involved in providing care, such as problem-solving, understanding how patients react to treatment, and addressing patient needs holistically. By utilizing nursing theories, nurses can gain insight into how to approach patient care in an efficient, effective, and caring manner.

Nursing theories can also be used to assess the quality of care being provided. By using theory-based practice, nurses are able to measure the outcomes of their interventions and identify areas for improvement. This helps ensure that patients receive the best possible care and assists in meeting organizational goals.

In addition to providing insight into the practice of nursing, theories can also be used to inform policy decisions. By understanding how different theories impact patient care, nurses can provide valuable input on initiatives that will ultimately improve the health and well-being of patients.

Purposes of Nursing Theories in the Profession

Nursing theories provide a basis for understanding how to improve patient care and lead organizations in the most efficient and effective manner. By leveraging theory-based knowledge, nurses are better able to assess the needs of their patients and develop plans of action that are tailored to meet those needs.

Nursing theories can also be used to inform decision-making for healthcare organizations. For instance, theories such as Nightingale’s Theory of Environmental Adaptation can provide insight into how different environmental factors may be impacting a patient’s health and well-being. With this knowledge, administrators are better able to develop strategies that improve the quality of care provided within their organization.

In addition, nursing theories can help to improve communication between nurses and other healthcare professionals. By understanding the theoretical foundations of nursing practice, each member of the healthcare team is better able to collaborate with one another and provide holistic care to their patients. As a result, patient outcomes are likely to be improved and there is an overall increase in the quality of care.

Finally, nursing theories are beneficial for inspiring new approaches to healthcare that meet the changing needs of patients. By understanding the different theoretical frameworks, nurses can brainstorm creative solutions to problems and develop ideas that positively affect patient outcomes. In fact, many recent advances in healthcare have been inspired by existing theories or models developed by nurses.

Purposes of Nursing Theories In Research

Nursing theories are also helpful in the area of research. They can provide a framework for testing and evaluating interventions, providing benchmark results for further research. Additionally, by examining how different theories approach various aspects of patient care, researchers can develop new ways to improve practice and outcomes. This type of evidence-based research is invaluable in finding solutions to complex nursing and healthcare issues.

Application of Nursing Theories in Clinical Practice

Nursing theories can also be used directly in clinical practice. They provide insight into how nurses should approach various aspects of patient care, such as assessment, planning, implementation, and evaluation. This helps nurses identify the best approaches for each situation and for each individual patient. Additionally, nursing theories can give nurses a framework to support their decision making and provide guidance in difficult situations.

For example, the Neuman Systems Model looks at how factors such as stressors, environmental influences, and human responses can affect health outcomes. By understanding these influences, nurses can identify areas that may need extra attention and tailor care to each patient’s unique needs. The model also provides practical advice for nurses on how to develop effective interventions and evaluate their effectiveness.

The Roy Adaptation Model is another commonly used nursing theory that suggests patients are constantly adapting and interacting with their environment, both in terms of physical health and psychological well-being. This model emphasizes the importance of understanding how an environment influences a person’s physiology, emotions, and behavior. It also recognizes that each individual has his or her own unique adaptation patterns. Nurses can use this model to design interventions that promote a patient’s successful adaptation and quality of life.

The Neuman Systems Model is another widely accepted nursing theory that focuses on the importance of understanding a patient’s environment, both internal and external. This model views the patient as an open system with multiple variables affecting health status, including stressors, protective factors, and vulnerability factors. Nurses can use this model to develop interventions that reinforce existing strengths while addressing any potential vulnerabilities or environmental changes that could potentially cause harm.

System Theory in Nursing

System Theory in Nursing focuses on the interrelatedness of all components within a system, including individuals, organizations, and processes. It looks at how each element impacts the overall functioning of the system and provides an understanding of how changes in one element can affect other elements within the system. In addition to this, System Theory in Nursing also examines how interactions between different systems can lead to changes and improved outcomes.

At the core of System Theory in Nursing is the idea that all components within a system are linked and interconnected, meaning that any changes made to one component will have an impact on other parts of the system. This is especially applicable for nursing care practices, as nurses need to be aware of how their interventions can affect the patient, their family and other health care professionals.

System Theory in Nursing can also be used to explain why certain interventions are effective or ineffective when it comes to different patients. By understanding the system of care that is being provided, nurses can develop interventions that will provide better outcomes for each individual patient. This knowledge can help nurses create plans for interventions that will provide better care for their patients and reduce the chances of experiencing negative outcomes. System Theory in Nursing also provides a framework for nurses to evaluate how different interventions are working, so they can adjust and make changes as needed. Ultimately, System Theory in Nursing helps nurses promote quality patient care by understanding and analyzing complex situations, developing solutions, and providing the necessary resources to achieve optimal outcomes. In this way, System Theory in Nursing plays an important role in ensuring that patients receive high-quality care and can lead healthier lives.

System Theory in Nursing also has implications for research and education. By using a system approach rather than a traditional medical model, researchers and educators can gain deeper insights into how diseases and health conditions develop, progress, and are managed. It also helps them identify key areas for improvement in healthcare delivery. This can lead to better training of nurses and other care providers, as well as improved patient outcomes. In addition, System Theory in Nursing provides a framework for collecting and analyzing data that can be used to inform decisions about care delivery, patient outcomes, and resource utilization. This helps create a system-wide approach that is based on evidence rather than just tradition or intuition. The System Theory in Nursing can also be used to develop systems that support the sharing of information between healthcare providers and other stakeholders, enabling them to make informed decisions about patient care. Finally, this theory has been used to develop models for quality improvement, which can be used to assess the effectiveness of existing systems of care and identify areas in need of improvement. By taking a holistic view of healthcare delivery and using this theory as a guide, nurses can provide better care that is tailored to individual patient needs and improves overall outcomes.

Classification of Nursing Theories

Nursing theories are typically classified into four categories:

  • Grand
  • Mid-range
  • Practice
  • Situation-specific

Grand nursing theories provide broad perspectives on the discipline of nursing and can be used to develop strategies for assessing entire healthcare systems. Examples of grand nursing theories include Dorothea Orem’s Self-Care Deficit Theory and Jean Watson’s Theory of Human Caring.

Mid-range nursing theories are more specific than grand theories and provide a framework for addressing common problems encountered in practice. Examples of mid-range nursing theories include Roy Adaptation Model, the Nursing Process Theory, and Martha Rogers Science of Unitary Human Beings Theory.

Practice or situation-specific theories are the most specific type of nursing theory and provide guidance for problem solving within a particular situation. An example of a situation-specific theory is Imogene King’s Theory of Goal Attainment, which outlines how nurses can help patients achieve defined goals in a nursing care plan.

Common System Theories in Nursing

Newman’s system theory

Newman’s system theory of nursing provides an overall framework for understanding the processes and principles of caregiving. This theory posits that care is based on relationships, which are shaped by communication between the nurse and patient. The nurse’s role is to foster a supportive environment in which the patient can experience physical, psychological, social, and spiritual healing.

Practitioners of this theory see the nurse-patient relationship not simply as a one-way exchange between caregiver and receiver, but rather as an interactive process in which both parties are active participants. patient is seen as a whole person with physical, psychological, social, and spiritual needs that be met in order for them to achieve their desired goals. The nurse plays an important role in providing support, guidance, and empathy so that the patient feels at ease to express their feelings.

By establishing a relationship of trust and understanding, nurses are able to help their patients gain insight into their pain and suffering while encouraging them to develop healthier coping skills that will improve their quality of life. They also aim to empower their patients through education, which is important for helping them make informed decisions about their health. Additionally, nursing theories provide valuable insights into the dynamics of illness and healing, enabling nurses to develop effective strategies for caring for their patients.

Rogers theory

Rogers theory of human caring emphasizes the importance of providing quality nursing care that is based on mutual respect and understanding. This theory stresses the importance of establishing a relationship between nurse and patient that allows for open communication in order to foster trust, collaboration, and healing. According to Rogers, when nurses take time to really listen to their patients, they can better understand their needs and provide appropriate care that meets those needs.

Neuman Systems Model

The Neuman Systems Model emphasizes the importance of providing holistic care that takes into account a patient’s physical, psychological, sociocultural, and spiritual needs. This theory suggests that nurses must be aware of how changes in one area of a patient’s life can affect other areas. For example, when a patient is dealing with physical health issues, it can also impact their mental and emotional wellbeing. By recognizing these connections, this model encourages nurses to provide comprehensive care that addresses all aspects of the individual’s needs.

The importance of establishing meaningful relationships is also highlighted by this model. The nurse-patient relationship is emphasized as an essential factor in providing quality care. By taking the time to get to know a patient, establish trust and respect, and listen to their needs, nurses can better address all aspects of their care.

This theory also calls for nurses to use assessment and evaluation when providing care. By considering the patient’s physical, mental, emotional, and spiritual needs, nurses can provide a more comprehensive approach to care. Through this method of assessment and evaluation, nurses can better understand how different interventions may affect the patient holistically and make adjustments as needed.

Roy’s adaptation model

of nursing also emphasizes the importance of self-care and stress management for nurses. This theory suggests that, in order to provide effective care and give quality service to patients, nurses must be aware of their own needs for rest, relaxation and coping strategies. By taking the time to manage their own stress levels, nurses can provide better care to patients.

Imogene king theory

Imogene King’s Theory of Goal Attainment is based on interpersonal relationships and how a nurse-patient interaction can create an optimal environment for successful patient outcomes. According to the theory, nurses should pay attention to the patient’s goals and help them reach them by creating a therapeutic relationship. It also stresses the importance of communication and collaboration between the nurse, patient, family and other healthcare professionals. In addition to goal attainment, King’s theory also focuses on self-care agency, or the patient’s ability to manage their own health needs.

Dorothea Orem’s Self Care Deficit Theory of Nursing

Orem’s self-care deficit nursing theory focuses on the importance of providing care in order to promote patient autonomy and health. This model emphasizes that nurses should provide support and guidance to help patients become more independent and manage their own health needs. It also encourages nurses to assess a patient’s physical, psychological, social, spiritual and cultural needs when developing a care plan. Dorothea Orem’s Self Care Deficit Theory of Nursing states that nursing is necessary when a patient has difficulty performing activities of self-care. According to Orem, self-care is defined as activities performed by individuals themselves in order to maintain life, health, and well-being. It includes physical care such as bathing and eating, psychological care such as expressing emotions and managing stress, and social care such as interacting with people. Orem’s theory recognizes that individuals possess different levels of self-care ability, which is dependent on age, physical abilities, and the environment. Her theory states that nursing intervention should be provided to those individuals who are unable to practice sufficient self-care or when certain instances arise where self-care is not sufficient. Nursing interventions are provided to help individuals achieve and maintain a healthy lifestyle, manage stress, and participate in meaningful activities. Orem’s theory also emphasizes the importance of nurse-client relationships and collaboration as essential components of effective nursing care. By recognizing the unique needs and capabilities of each individual, nurses are better able to provide person-centered care that respects and values the autonomy of the patient. Orem’s theory is a holistic approach to nursing and emphasizes understanding each individual as a whole, with physical, mental, spiritual, social, and environmental needs. It also emphasizes the importance of self-awareness and self-care on the part of both patients and nurses in order to ensure that both parties are invested in achieving positive health outcomes. Ultimately, Orem’s theory serves as a reminder of the importance of communication and collaboration between nurses and patients for optimal patient care.

This theory stresses the importance of nurse-patient relationships, focusing on mutual respect and trust as well as promoting collaborative decision making about patient care. In this approach, nurses not only provide physical and psychological care but also focus on helping patients to develop decision-making skills as well as strategies for self-care. It emphasizes the role of nurses as advocates for their patients and encourages collaboration between nurse and patient in order to maximize health outcomes.

Johnsons behavior system theory

Johnsons behavior system theory is a comprehensive theory of nursing that focuses on patient behavior as the primary determinant of health. This theory takes an holistic view of health and emphasizes the role of the nurse in helping patients to understand their illness, manage their day-to-day lives, and cope with their emotions. It further stresses the need for nurses to be aware of how social, spiritual and cultural factors can affect a patient’s overall health. The theory provides nurses with the skills to assess a patient’s level of stress, as well as strategies for self-care. It encourages critical thinking in order to identify potential problems that may arise from the interaction between patient and nurse. Additionally, it emphasizes the role of developing a therapeutic relationship that is based on trust and respect. The nursing theory emphasizes the importance of patient-centered care, as well as nurturing a safe and supportive environment for patients to express their feelings and foster recovery. Ultimately, this approach highlights the need for nurses to treat each individual with compassion and understanding in order for them to achieve their fullest potential.


Nursing theory provides a framework for nurses to build upon and improve their practice, helping them become better practitioners. By understanding the different aspects of nursing theory, nurses can develop strategies to use when dealing with particular situations that require thoughtful consideration, creative solutions, and resources for providing quality care. In addition, this knowledge will help guide nurses in making decisions regarding clinical practice and patient care. From providing comfort to helping patients with physical and emotional needs, nursing theory provides the foundation for nurses to provide comprehensive, patient-centered care.

Nursing theories are also beneficial for healthcare professionals working in other areas of medicine. By understanding the different aspects of nursing theory, these professionals can better understand how to collaborate with nurses and create a multidisciplinary approach to patient care. In addition, this knowledge can also help them gain an understanding of the various healthcare systems and how these systems influence patient outcomes.

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Meleis, A. I., Sawyer, L. M., Im, E. O., & Messias, D. K (Eds.). (2012). Theoretical nursing: Development and progress (5th ed.). Philadelphia, PA: Wolters Kluwer/Lippincott Williams & Wilkins.

Chitty, K. K., & Black, B. P. (2011). Professional nursing: Concepts & challenges (6th ed.). St Louis, MO: Elsevier Mosby.

McEwen, M., & Wills, E. M. (2019). Theoretical basis for nursing (5th ed.). Philadelphia, PA: Wolters Kluwer/Lippincott Williams & Wilkins.

Sullivan, E. J., & Decker, P. (2013). Nursing theorists and their work (8th ed.). St Louis, MO: Mosby Elsevier.

George, J. B., & Morse, J. M. (Eds.). (2015). Nursing Theories: A framework for professional practice (4th ed.). Burlington, MA: Jones & Bartlett Learning.

Kamitsuru, S. (Ed.). (2016). Encyclopedia of nursing theory and research (3rd ed.). London, UK: Springer Publishing Company.

McEwen, M., & Wills, E. M. (2014). Theoretical foundations of nursing (4th ed.). Philadelphia, PA: Lippincott Williams & Wilkins.

Chitty, K. K., & Black, B. P. (2018). Professional Nursing: Concepts & Challenges (10th ed.). St Louis, MO: Elsevier Saunders.













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